Park bench with backrest



FIG. 1 is a front, perspective view of a park bench with backrestshowing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

CLAIM The ornamental design for a park bench with backrest, as shown.